Manufactures optical fibre cables and end-to-end optical connectivity infrastructure spanning glass preforms to gigabit-ready systems. The optical networking business — 94% of segment revenue at ₹4,486 cr in FY26 — sells fibre cables and connectivity products to hyperscale data centres, telecom carriers and FTTx/citizen networks, and reported segment EBIT of ₹606 cr. The remaining 6% comes from digital and technology solutions, a software-led services line that includes STL Digital. Q1 FY27 order intake hit a record ₹13,100 cr including a $1.1bn multi-year hyperscaler deal, lifting the open order book to ₹18,618 cr. Materials are the dominant cost at 51.9% of FY26 revenue, with management flagging germanium and helium supply constraints on capacity utilisation. AR · MarketPing reader · 2026-08-02
Revenue streams, as the annual report describes them. Optical networking business (94%), Digital and technology solutions (6%). Asset-heavy optical fibre and connectivity manufacturer tied to global telecom and data centre capex cycles
| ₹ crore · consolidated | FY22 | FY23 | FY24 | FY25 | FY26 |
|---|---|---|---|---|---|
| Revenue | 5,754 | 6,925 | 5,478 | 3,996 | 4,745 |
| EBITDA (ex other income) | 551 | 890 | 570 | 416 | 585 |
| margin % | 9.6 | 12.9 | 10.4 | 10.4 | 12.3 |
| Owners' profit | 62 | 141 | (51) | (123) | 56 |
| EPS, as reported (₹) | 1.56 | 3.53 | (1.27) | (2.54) | 1.15 |
| ROE % · ROCE % | 2.3 · 7.4 | 6.1 · 18.0 | (2.8) · 9.3 | (6.2) · 4.5 | 2.5 · 9.1 |
| Debt / equity (x) | 1.62 | 1.75 | 1.59 | 0.91 | 0.81 |
| Cash from operations | 574 | 227 | 791 | 348 | 520 |
| Capex | (668) | (365) | (269) | (133) | (193) |
| ₹ crore | Q2 FY25 | Q3 FY25 | Q4 FY25 | Q1 FY26 | Q2 FY26 | Q3 FY26 | Q4 FY26 | Q1 FY27 |
|---|---|---|---|---|---|---|---|---|
| Revenue | 1,413 | 1,261 | 1,052 | 1,019 | 1,034 | 1,257 | 1,441 | 1,910 |
| Profit before tax | (16) | (34) | 2 | 13 | 6 | (21) | 109 | 257 |
| Net profit | (14) | (24) | (40) | 10 | 4 | (17) | 59 | 197 |
| EPS (₹) | (0.28) | (0.48) | (0.84) | 0.20 | 0.08 | (0.35) | 1.21 | 4.03 |
| Segment | Revenue, ₹ crore | Share % |
|---|---|---|
| Optical networking business | 3,532 | 73.9 |
| Digital and technology solutions | 284 | 5.9 |
| Optical Networking Business | 961 | 20.1 |
| Total, before eliminations | 4,777 | 100.0 |
| Date · filing | Category | Importance | 1-day % | 5-day % |
|---|---|---|---|---|
| 10 Sept 2026 · Allotment of 1.46 lakh shares under ESOP Schemes 2010 and 2016 | capital market events | low | — | — |
| 10 Sept 2026 · STL launches plenum-rated fiber trunk assemblies for AI data centers | business updates | high | — | — |
| 7 Sept 2026 · STL's Lakshya: Rs 20,000 crore revenue and 27% EBITDA margin target by FY29 | investor communications | medium | — | — |
| 3 Sept 2026 · STL targets Rs 20,000 Cr revenue and over 27% EBITDA by FY29 | investor communications | low | — | — |
| 3 Sept 2026 · STL board approves Rs 3,000 cr capex to expand optical fiber capacity by about 50% | capex operations | high | — | — |
| 3 Sept 2026 · Sterlite Tech board approves Rs 3,000 cr capex for 50% capacity expansion | board shareholder meetings | medium | — | — |
| 2 Sept 2026 · Crisil upgrades Sterlite Technologies long-term rating to AA from AA- | credit debt | high | — | — |
| 2 Sept 2026 · Crisil upgrades Sterlite Technologies rating from AA- to AA | credit debt | high | — | — |
| 1 Sept 2026 · Sterlite Tech gets ESG rating of 59 from Crisil | credit debt | medium | — | — |
| 31 Aug 2026 · Sterlite Tech to hold Investor and Analyst Meet on September 3, 2026 | board shareholder meetings | low | — | — |
| Where a broker report shows | This document shows | Why |
|---|---|---|
| A rating (BUY / ADD / REDUCE / SELL) |
| A state: the latest filed quarter and the measured reactions |
| an event is a fact; a rating is an opinion that requires SEBI RA registration |
| A target price and upside | The current price and the multiples against the group | a target is a forecast; a multiple is a measurement |
| Estimate years marked E | More audited years; no estimates | MarketPing publishes no forecasts — your own model lives on the Models page |
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